Patents by Inventor John Robin Alden

John Robin Alden has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Security system for use at a roulette table
    Patent number: 5801766
    Abstract: A security system for use at a gambling table capable of monitoring the gambling table, determining the end of each game played at the gambling table, detecting movement with a predefined area of the gambling table and indicating when movement occurs at or immediately after the end of each game.
    Type: Grant
    Filed: April 18, 1996
    Date of Patent: September 1, 1998
    Assignee: Aristocrat (Europe) Limited
    Inventor: John Robin Alden